/* =====================================================================
   LIUMAQ — Home estilo "paneles" (inspiración BMW USA, identidad LIUMAQ)
   Paneles full-bleed apilados, tipografía limpia, negro carbón + cobre.
   Hereda variables de producto.css si se carga junto; aquí se redefinen por seguridad.
===================================================================== */
:root{
  --carbon:#0F0F0F; --anthracite:#1A1A1A; --charcoal:#242424;
  /* NARANJA DE ACENTO — tomado del logo LIUMAQ ("MAQ"). Fuente única para todo el sitio */
  --color-acento:#F26A1B; --color-acento-osc:#CE5510;
  /* Azul marino del logo LIUMAQ (color secundario disponible) */
  --azul-liumaq:#1B3A6B;
  --copper:var(--color-acento); --copper-dark:var(--color-acento-osc);
  --limestone:#F2F0EC; --silver:#9a948c; --white:#fff;
  --fd:'Barlow Condensed','Saira Condensed',system-ui,sans-serif;
  --fb:'Inter',system-ui,sans-serif;
  --wa:#25D366;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--fb);background:var(--carbon);color:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

/* ===== Header transparente que se vuelve sólido ===== */
.hd{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:18px 40px;background:linear-gradient(180deg,rgba(0,0,0,.55),rgba(0,0,0,0));transition:background .3s}
.hd--solid{background:var(--carbon);border-bottom:3px solid var(--copper)}
.hd__logo img{height:40px;width:auto}
.hd__nav{display:flex;gap:6px;align-items:center}
.hd__nav a{font-family:var(--fd);font-weight:600;font-size:13px;letter-spacing:1.5px;text-transform:uppercase;color:rgba(255,255,255,.9);padding:9px 14px;border-radius:4px;transition:.15s}
.hd__nav a:hover{color:#fff;background:rgba(255,255,255,.1)}
.hd__tel{border:1px solid rgba(255,255,255,.35);white-space:nowrap}
.hd__tel:hover{border-color:#fff}
.hd__cta{background:var(--copper);color:#fff!important}
.hd__cta:hover{background:var(--copper-dark)!important}
.hd__burger{display:none;flex-direction:column;gap:5px;width:44px;height:44px;justify-content:center;align-items:center;cursor:pointer;background:none;border:0}
.hd__burger span{display:block;width:26px;height:2px;background:#fff;border-radius:2px}
@media(max-width:1000px){
  .hd{padding:14px 20px}
  .hd__nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;background:var(--carbon);border-bottom:3px solid var(--copper);padding:8px 0}
  .hd__nav a{padding:14px 22px;border-radius:0}
  .hd__tel{border:0;color:var(--copper)}
  .hd__nav.open{display:flex}
  .hd__burger{display:flex}
}

/* ===== Panel base (cada "hero" apilado) ===== */
.panel{position:relative;min-height:88vh;display:flex;align-items:flex-end;background:var(--carbon) center/cover no-repeat;overflow:hidden}
.panel--tall{min-height:100vh}
.panel--mid{min-height:72vh}
.panel::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,15,15,.85) 0%,rgba(0,0,0,.18) 22%,rgba(0,0,0,.10) 50%,rgba(0,0,0,.55) 82%,rgba(15,15,15,.98) 100%);z-index:1}
.panel__inner{position:relative;z-index:2;width:100%;max-width:1280px;margin:0 auto;padding:0 40px 64px}
.panel--center{align-items:center;text-align:center}
.panel--center .panel__inner{padding-bottom:0}
.panel__eyebrow{font-family:var(--fd);font-weight:700;font-size:12px;letter-spacing:3px;text-transform:uppercase;color:var(--copper);margin-bottom:14px}
.panel__title{font-family:var(--fd);font-weight:600;font-size:clamp(42px,6.4vw,82px);line-height:.95;letter-spacing:.5px;text-transform:uppercase;max-width:960px}
.panel__title span{color:var(--copper)}
.panel__sub{font-size:clamp(15px,1.6vw,19px);color:#E9E6E1;margin-top:16px;max-width:560px}
.panel--center .panel__sub{margin-left:auto;margin-right:auto}
.panel__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.panel--center .panel__actions{justify-content:center}

/* =====================================================================
   PANEL PREMIUM (estilo banner de referencia: degradado lateral,
   etiqueta con regla, título condensado, recuadro de dato clave)
   Texto 100% HTML editable. Acento naranja = var(--color-acento).
===================================================================== */
.panel--premium{align-items:center}
/* Degradado lateral: negro sólido del lado del texto -> transparente sobre la foto */
.panel--premium::after{
  background:linear-gradient(90deg,
    rgba(10,10,10,.94) 0%,
    rgba(10,10,10,.86) 30%,
    rgba(10,10,10,.55) 55%,
    rgba(10,10,10,.12) 78%,
    rgba(10,10,10,0) 100%);
}
.panel--premium .panel__inner{padding-bottom:0}
.panel__box{max-width:620px}
/* Nivel 1 — etiqueta superior con regla */
.eyebrow-rule{display:flex;align-items:center;gap:16px;margin-bottom:22px}
.eyebrow-rule span{font-family:var(--fb);font-weight:700;font-size:12px;letter-spacing:3.5px;text-transform:uppercase;color:var(--color-acento);white-space:nowrap}
.eyebrow-rule::after{content:"";height:2px;flex:1;background:linear-gradient(90deg,var(--color-acento),rgba(232,99,26,0))}
/* Nivel 2 — título grande condensado */
.panel--premium .panel__title{font-weight:700;font-size:clamp(44px,7vw,92px);line-height:.92;letter-spacing:.5px}
/* Nivel 3 — recuadro de dato clave con borde naranja */
.keybox{display:inline-flex;align-items:center;gap:12px;margin-top:8px;padding:12px 22px;border:2px solid var(--color-acento);border-radius:6px;background:rgba(232,99,26,.08)}
.keybox b{font-family:var(--fd);font-weight:700;font-size:clamp(22px,3vw,34px);line-height:1;color:#fff;text-transform:uppercase;letter-spacing:.5px}
.keybox b em{color:var(--color-acento);font-style:normal}
.panel--premium .panel__sub{max-width:520px;margin-top:18px}

/* ---- Variantes de LAYOUT (misma identidad, distinta composición) ---- */
/* El inner usa flex para poder empujar el box a izquierda/derecha y arriba/abajo */
.panel--premium .panel__inner{display:flex;flex-direction:column}

/* Texto a la DERECHA + degradado que oscurece la derecha (panel eléctrico) */
.panel--right{justify-content:center}
.panel--right .panel__inner{align-items:flex-end;text-align:right}
.panel--right .panel__box{align-items:flex-end;display:flex;flex-direction:column}
.panel--right .eyebrow-rule{flex-direction:row-reverse}
.panel--right .eyebrow-rule::after{background:linear-gradient(270deg,var(--color-acento),rgba(242,106,27,0))}
.panel--right .panel__actions{justify-content:flex-end}
.panel--right::after{
  background:linear-gradient(270deg,
    rgba(10,10,10,.94) 0%,
    rgba(10,10,10,.86) 30%,
    rgba(10,10,10,.55) 55%,
    rgba(10,10,10,.12) 78%,
    rgba(10,10,10,0) 100%);
}

/* Texto a la DERECHA pero ALINEADO ARRIBA (panel servicio — variación) */
.panel--right-top{align-items:stretch}
.panel--right-top .panel__inner{align-items:flex-end;justify-content:flex-start;text-align:right;padding-top:120px}
.panel--right-top .panel__box{align-items:flex-end;display:flex;flex-direction:column}
.panel--right-top .eyebrow-rule{flex-direction:row-reverse}
.panel--right-top .eyebrow-rule::after{background:linear-gradient(270deg,var(--color-acento),rgba(242,106,27,0))}
.panel--right-top .panel__actions{justify-content:flex-end}
.panel--right-top::after{
  background:linear-gradient(270deg,
    rgba(10,10,10,.92) 0%,
    rgba(10,10,10,.80) 32%,
    rgba(10,10,10,.45) 58%,
    rgba(10,10,10,.10) 80%,
    rgba(10,10,10,0) 100%);
}

/* TARJETA VERTICAL a la derecha (panel servicio). Distinta a la barra
   horizontal de minería: aquí el contenido va en una columna a la derecha. */
.panel--card-right{align-items:center}
.panel--card-right::after{
  background:linear-gradient(270deg,rgba(10,10,10,.55) 0%,rgba(10,10,10,0) 55%);
}
.panel--card-right .panel__inner{align-items:flex-end}
.panel--card-right .panel__card{
  max-width:380px;margin-left:auto;
  background:rgba(13,13,13,.82);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,.14);
  border-top:3px solid var(--color-acento);
  border-radius:10px;
  padding:30px 28px;
  box-shadow:0 24px 60px rgba(0,0,0,.5);
}
.panel--card-right .panel__title{font-size:clamp(30px,3.4vw,46px);line-height:1;margin-top:4px}
.panel--card-right .panel__sub{max-width:none;margin-top:16px}
@media(max-width:600px){
  .panel--card-right::after{background:linear-gradient(180deg,rgba(10,10,10,.45) 0%,rgba(10,10,10,.85) 100%)}
  .panel--card-right .panel__inner{align-items:stretch}
  .panel--card-right .panel__card{max-width:none;margin-left:0;padding:24px 20px}
}

/* Texto IZQUIERDA centrado vertical con etiqueta en bloque (panel minería — variación) */
.panel--accent .eyebrow-rule span{background:var(--color-acento);color:#0d0d0d;padding:5px 12px;letter-spacing:2.5px}
.panel--accent .eyebrow-rule::after{display:none}

/* Variación MINERÍA: BARRA HORIZONTAL inferior a todo lo ancho.
   La excavadora queda visible arriba; el texto vive en la franja de abajo. */
.panel--mina{align-items:stretch;justify-content:flex-end}
.panel--mina::after{
  background:linear-gradient(180deg,rgba(10,10,10,.15) 0%,rgba(10,10,10,0) 45%,rgba(10,10,10,.30) 75%,rgba(10,10,10,.85) 100%);
}
.panel--mina .panel__inner{padding:0;max-width:none;display:block}
.panel--mina .mina-bar{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  background:linear-gradient(180deg,rgba(10,10,10,0) 0%,rgba(10,10,10,.60) 18%,rgba(13,13,13,.92) 48%,rgba(13,13,13,.97) 100%);
  border-top:3px solid var(--color-acento);
  padding:48px 40px 52px;
}
.mina-bar__grid{
  max-width:1280px;margin:0 auto;
  display:grid;grid-template-columns:minmax(280px,1.1fr) minmax(0,1.4fr) auto;
  align-items:center;gap:36px;
}
.mina-bar__head .eyebrow-rule{margin-bottom:10px}
.mina-bar__head .panel__title{font-size:clamp(34px,3.6vw,52px);line-height:.95;margin:0}
.mina-bar__txt{font-family:var(--fb);font-size:15px;line-height:1.6;color:#E9E6E1;margin:0}
.mina-bar__cta{justify-self:end}
@media(max-width:960px){
  .mina-bar__grid{grid-template-columns:1fr;gap:16px;text-align:left}
  .mina-bar__cta{justify-self:start}
}
@media(max-width:600px){
  .panel--mina .mina-bar{padding:22px 20px 26px;position:relative}
  .panel--mina{align-items:flex-end}
}

@media(max-width:600px){
  .panel--premium::after,.panel--right::after,.panel--right-top::after{background:linear-gradient(180deg,rgba(10,10,10,.55) 0%,rgba(10,10,10,.35) 40%,rgba(10,10,10,.95) 100%)!important}
  .panel--right .panel__inner,.panel--right-top .panel__inner{align-items:flex-start;text-align:left;padding-top:0}
  .panel--right .panel__box,.panel--right-top .panel__box{align-items:flex-start}
  .panel--right .eyebrow-rule,.panel--right-top .eyebrow-rule{flex-direction:row}
  .panel--right .panel__actions,.panel--right-top .panel__actions{justify-content:flex-start}
  .eyebrow-rule span{white-space:normal;font-size:11px;letter-spacing:2.5px}
  .keybox{padding:10px 16px}
}

/* Botones */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--fd);font-weight:700;font-size:14px;letter-spacing:.6px;text-transform:uppercase;padding:14px 26px;border-radius:4px;min-height:50px;cursor:pointer;transition:.18s;border:2px solid transparent}
.btn--primary{background:var(--copper);color:#fff}
.btn--primary:hover{background:var(--copper-dark);transform:translateY(-2px)}
.btn--light{background:#fff;color:#111}
.btn--light:hover{transform:translateY(-2px)}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn--ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn--wa{background:var(--wa);color:#fff}
.btn--wa:hover{filter:brightness(1.07);transform:translateY(-2px)}
.btn--link{background:none;padding:0;min-height:0;color:#fff;border:0;position:relative}
.btn--link::after{content:"›";margin-left:8px;color:var(--copper);font-size:18px;transition:transform .2s}
.btn--link:hover::after{transform:translateX(4px)}

/* ===== Trust bar (barra de confianza) ===== */
.stats{position:relative;z-index:2;background:linear-gradient(180deg,#141414,#0d0d0d);border-top:1px solid rgba(242,106,27,.35);border-bottom:1px solid rgba(255,255,255,.06)}
.stats__grid{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr)}
.stats__item{position:relative;padding:34px 28px;text-align:center}
/* Separador trabajado: línea vertical con degradado + punto naranja al centro */
.stats__item::after{content:"";position:absolute;right:0;top:24%;height:52%;width:1px;background:linear-gradient(180deg,transparent,rgba(255,255,255,.18),transparent)}
.stats__item::before{content:"";position:absolute;right:-3px;top:50%;width:6px;height:6px;border-radius:50%;background:var(--color-acento);transform:translateY(-50%);box-shadow:0 0 8px rgba(242,106,27,.7)}
.stats__item:last-child::after,.stats__item:last-child::before{display:none}
.stats__ic{color:var(--color-acento);height:30px;margin-bottom:14px;display:flex;justify-content:center}
.stats__ic svg{width:30px;height:30px}
.stats__val{font-family:var(--fd);font-weight:600;font-size:26px;color:#fff;line-height:1;text-transform:uppercase;letter-spacing:.5px}
.stats__val em{font-style:normal;font-size:46px;color:var(--color-acento);margin-right:4px}
.stats__lbl{font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--silver);margin-top:10px}
@media(max-width:760px){
  .stats__grid{grid-template-columns:repeat(2,1fr)}
  .stats__item{padding:28px 18px}
  /* en 2 columnas, quita el punto/línea de la 2ª de cada fila */
  .stats__item:nth-child(2)::after,.stats__item:nth-child(2)::before{display:none}
  .stats__item:nth-child(1),.stats__item:nth-child(2){border-bottom:1px solid rgba(255,255,255,.07)}
  .stats__val em{font-size:40px}
}
@media(max-width:420px){.stats__grid{grid-template-columns:1fr}.stats__item::after,.stats__item::before{display:none}.stats__item{border-bottom:1px solid rgba(255,255,255,.07)}}

/* Franja de categorías rápidas (grid de paneles chicos tipo BMW model lineup) */
.lineup{background:var(--carbon);padding:90px 40px}
.lineup__head{max-width:1280px;margin:0 auto 40px}
.lineup__label{font-family:var(--fd);font-weight:700;font-size:12px;letter-spacing:3px;text-transform:uppercase;color:var(--copper);margin-bottom:10px}
.lineup__title{font-family:var(--fd);font-weight:600;font-size:clamp(30px,3.8vw,46px);line-height:1.02;letter-spacing:.5px;text-transform:uppercase}
.lineup__grid{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media(max-width:1000px){.lineup__grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.lineup__grid{grid-template-columns:1fr}}
.cat{position:relative;aspect-ratio:4/3;border-radius:8px;overflow:hidden;background-color:var(--anthracite);background-repeat:no-repeat;background-position:var(--pos,center);background-size:cover;display:flex;align-items:flex-end;transition:.25s}
/* Filtro PAREJO en las 10 tarjetas: capa oscura plana uniforme (iguala
   iluminaciones distintas) + gradiente inferior para legibilidad del texto */
.cat::before{content:"";position:absolute;inset:0;background:rgba(13,13,13,.42);z-index:1;transition:.25s}
.cat::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 35%,rgba(0,0,0,.85) 100%);z-index:1;transition:.25s}
.cat:hover{transform:translateY(-4px)}
.cat:hover::before{background:rgba(13,13,13,.22)}
.cat:hover::after{background:linear-gradient(180deg,rgba(242,106,27,.12) 20%,rgba(0,0,0,.88) 100%)}
.cat__body{position:relative;z-index:2;padding:20px}
.cat__name{font-family:var(--fd);font-weight:600;font-size:21px;line-height:1.05;letter-spacing:.4px;text-transform:uppercase}
.cat__count{font-size:12.5px;color:rgba(255,255,255,.75);margin-top:4px}

/* Bloque de texto/respaldo */
.band{padding:90px 40px;background:var(--anthracite)}
.band--stone{background:var(--limestone);color:#1A1A1A}
.band__inner{max-width:1080px;margin:0 auto;text-align:center}
.band__label{font-family:var(--fd);font-weight:700;font-size:12px;letter-spacing:3px;text-transform:uppercase;color:var(--copper);margin-bottom:12px}
.band__title{font-family:var(--fd);font-weight:600;font-size:clamp(30px,3.8vw,48px);line-height:1.02;letter-spacing:.5px;text-transform:uppercase;margin-bottom:14px}
.band__sub{font-size:16px;color:var(--silver);max-width:680px;margin:0 auto 8px}
.band--stone .band__sub{color:#5a5048}
.diffs{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;margin-top:44px;background:rgba(255,255,255,.08)}
@media(max-width:820px){.diffs{grid-template-columns:1fr}}
.diff{background:var(--anthracite);padding:28px 24px;text-align:left}
.diff__ic{color:var(--copper);height:36px;margin-bottom:14px}
.diff__ic svg{width:36px;height:36px;stroke:var(--copper)}
.diff h3{font-family:var(--fd);font-weight:600;font-size:20px;letter-spacing:.3px;text-transform:uppercase;margin-bottom:8px}
.diff p{font-size:14px;color:var(--silver)}
/* Tarjetas .diff sobre banda CLARA: invertir colores para que se lean */
.band--stone .diffs{background:rgba(0,0,0,.08)}
.band--stone .diff{background:#fff;border:1px solid #e2ddd6}
.band--stone .diff h3{color:#1A1A1A}
.band--stone .diff p{color:#555}
/* Banda con imagen de fondo (el difuminado va inline en cada sección) */
.band--foto{position:relative;background-color:#0d0d0d;overflow:hidden}
.band--foto .band__inner{position:relative;z-index:2}
.band--foto .band__title{color:#fff}
.band--foto .diff{background:rgba(20,20,20,.7);border:1px solid rgba(255,255,255,.12)}
.band--foto .diff h3{color:#fff}
.band--foto .diff p{color:var(--silver)}

/* CTA final */
.endcta{background:var(--carbon);border-top:3px solid var(--copper);padding:80px 40px;text-align:center}
.endcta h2{font-family:var(--fd);font-weight:600;font-size:clamp(32px,4vw,52px);letter-spacing:.5px;text-transform:uppercase;margin-bottom:14px}
.endcta h2 span{color:var(--copper)}
.endcta p{color:var(--silver);max-width:560px;margin:0 auto 28px}
.endcta__actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Footer */
.ft{background:var(--carbon);border-top:1px solid rgba(255,255,255,.1);padding:48px 40px 28px}
.ft__grid{max-width:1280px;margin:0 auto 32px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
@media(max-width:820px){.ft__grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.ft__grid{grid-template-columns:1fr}}
.ft__logo img{height:40px;margin-bottom:14px}
.ft .ft__slogan{font-family:var(--fd);font-weight:600;font-size:15px;letter-spacing:.5px;text-transform:uppercase;color:#fff;margin-bottom:10px}
.ft p,.ft a,.ft li{font-size:13.5px;color:var(--silver)}
.ft a:hover{color:var(--copper)}
.ft h4{font-family:var(--fd);font-weight:700;font-size:11px;letter-spacing:2px;text-transform:uppercase;color:rgba(255,255,255,.5);margin-bottom:14px}
.ft ul{list-style:none}
.ft li{margin-bottom:9px}
.ft__auth{display:flex;align-items:center;gap:12px;margin-top:18px}
.ft__auth span{font-family:var(--fd);font-weight:700;font-size:10px;letter-spacing:2px;text-transform:uppercase;color:rgba(255,255,255,.45)}
.ft__bottom{max-width:1280px;margin:0 auto;border-top:1px solid rgba(255,255,255,.1);padding-top:20px;font-size:12.5px;color:var(--silver);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* WhatsApp flotante */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:120;width:56px;height:56px;border-radius:50%;background:var(--wa);display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(0,0,0,.35)}
.wa-float svg{width:30px;height:30px;fill:#fff}
.wa-float:hover{transform:scale(1.06)}

/* =====================================================================
   TRANSICIONES SUAVES ENTRE SECCIONES
   Cada sección oscura empalma su borde superior con un degradado
   para que el corte con el panel anterior no se sienta abrupto.
===================================================================== */
.lineup,.band,.endcta{position:relative}
.lineup::before,.band::before,.endcta::before{
  content:"";position:absolute;top:0;left:0;right:0;height:120px;
  background:linear-gradient(180deg,rgba(15,15,15,.95) 0%,rgba(15,15,15,0) 100%);
  pointer-events:none;z-index:0
}
.band--stone::before{background:linear-gradient(180deg,rgba(15,15,15,.55) 0%,rgba(242,240,236,0) 100%)}
.lineup>*,.band>*,.endcta>*{position:relative;z-index:1}
/* La barra de stats funde con el panel hero de arriba */
.stats{background:linear-gradient(180deg,rgba(15,15,15,.92),rgba(15,15,15,1) 40%)}

/* Aparición suave al hacer scroll (progressive enhancement) */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ===== Móvil pequeño: reducir padding lateral para ganar ancho útil (<=500px) ===== */
@media(max-width:500px){
  .panel__inner{padding-left:20px;padding-right:20px}
  .lineup{padding:56px 20px}
  .endcta{padding:52px 20px}
}